In 2025, 163 US girls were named Lillianna, making it the 1,358th most common girls’ name of the year, up 193 places from #1,551 in 2024. That is 25 more than the 138 girls named Lillianna in 2024. Its best rank for girls was #694, reached in 2011. That year also had the most girls given the name: 403. For comparison, it was #795 in 2015 and unranked in 1950.
Social Security card records list Lillianna in 39 years of the 146 from 1880 to 2025, starting in 1985 with 8 babies. In all, 6,583 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 3,291 babies named Lillianna.
Over the 10 years from 2016 to 2025, 2,269 US girls were named Lillianna; the busiest of those years was 2016, with 318. In 2025 that was about 1 in 9,861 of the girls in SSA’s list for the year.
Among the states, Lillianna ranked highest in Oregon in 2025, at #594 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Liliana (75,146 babies since 1880), Lilliana (22,826 babies since 1880), Lilianna (8,808 babies since 1880) and Lilyanna (5,065 babies since 1880). Rarer spellings such as Lillyonna, Lillyannah and Lillyaunna are summarised on this page.